package com.wn.springcloud.controller;


import com.netflix.hystrix.contrib.javanica.annotation.HystrixCommand;
import com.wn.springcloud.pojo.Dept;
import com.wn.springcloud.service.DeptService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RestController;


//提供Restful服务
@RestController
public class DeptController {

    @Autowired
    private DeptService deptService;

    @GetMapping("/dept/get/{id}")
    @HystrixCommand(fallbackMethod = "hystrixGet")
    public Dept get(@PathVariable("id") Long id){
        Dept dept = deptService.queryById(id);
        if(dept == null){
            throw new RuntimeException("id==>"+id+".不存在该用户，或者信息无法找到");
        }
        return dept;
    }

    //备选方法
    public Dept hystrixGet(@PathVariable("id") Long id){
        return new Dept()
                .setDeptno(id)
                .setDname("id==>"+id+"没有相信的信息,null.。。+Hystrix")
                .setDb_source("no this my mysql");
    }

}
